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Table 1-11 Selected Inland Waterway Lock Characteristics: 2015

Tuesday, February 14, 2017

Excel

River River Milea Lock Chamber Name Length, feet Width, feet Age, years Tons in 2015, millionb Avg. Delay per Tow, hrb Outages in 2015b
Number Hours Avg. hr. per outage
Ohio 6.2 Emsworth Lock & Dam Aux. 360 56 95          
Ohio 6.2 Emsworth Lock & Dam 600 110 95 17.5 4.91 61 523 8.58
Ohio 846 John T. Myers Lock & Dam Aux. 600 110 41          
Ohio 846 John T. Myers Lock & Dam 1,200 110 41 56.5 0.84 129 377 2.93
Ohio 938.9 Lock & Dam 52 Aux. 600 110 88          
Ohio 938.9 Lock & Dam 52 1,200 110 47 80.8 7.66 38 106 2.78
Mississippi 200.8 Melvin Price Lock & Dam Aux. 600 110 22          
Mississippi 200.8 Melvin Price Lock & Dam 1,200 110 26 53.7 1.76 27 21 0.77
Mississippi 185.5 Chain of Rocks L/D 27 Aux. 600 110 63          
Mississippi 185.5 Chain of Rocks L/D 27 1,200 110 63 59.6 3.22 6 20 3.34
GIWW East 7 Inner Harbor Navigation Canal Lock 640 75 93 15.3 17.04 382 814 2.13
Columbia 292 McNary Lock & Dam 675 86 63 4.8 0.19 2 3 1.33

a Miles from the 0.0 milepoint reference location, usually at the mouth of the river, except on the Ohio River where mile 0.0 is at the source of the river at Pittsburgh, PA.

b Includes all lock chambers at sites with more than one chamber.

KEY: Aux = Auxiliary; GIWW = Gulf Intracoastal Waterway; L/D = Lock & Dam; N/A = Not Applicable.

SOURCES: U.S. Army Corps of Engineers, Institute for Water Resources, Navigation Data Center, Locks by Waterway, Tons Locked by Commodity Group, CY 1993 - 2013. Available at http://www.navigationdatacenter.us/lpms/cy2013comweb.htm as of June 2015. U.S. Army Corps of Engineers, Institute for Water Resources, Navigation Data Center, Locks by Waterway, Lock Usage, CY 1993 - 2013. Available at http://www.navigationdatacenter.us/lpms/lock2013web.htm as of June 2015. U.S. Army Corps of Engineers, Institute for Water Resources, Navigation Data Center. Locks by Waterway, Lock Unavailability, CY 1993 - 2013. Available at http://www.navigationdatacenter.us/lpms/data/lock2013webunavail-021914.htm as of June 2015. U.S. Army Corps of Engineers, Institute for Water Resources, Navigation Data Center, Lock Characteristics General Report. Available at http://www.navigationdatacenter.us/lpms/pdf/lkgenrl.pdf as of June 2015.